Cells,
Год журнала:
2021,
Номер
10(3), С. 674 - 674
Опубликована: Март 18, 2021
Interactions
between
land
plants
and
other
organisms
such
as
pathogens,
pollinators,
or
symbionts
usually
involve
a
variety
of
specialized
effectors
participating
in
complex
cross-talks
organisms.
Fatty
acids
their
lipid
derivatives
play
important
roles
these
biological
interactions.
While
the
transcriptional
regulation
genes
encoding
acyl–acyl
carrier
protein
(ACP)
desaturases
appears
to
be
largely
responsive
biotic
stress,
different
monounsaturated
fatty
produced
by
enzymes
were
shown
take
active
part
plant
interactions
assigned
with
specific
functions
intrinsically
linked
position
carbon–carbon
double
bond
within
acyl
chain.
For
example,
oleic
acid,
an
omega-9
acid
Δ9-stearoyl–ACP
desaturases,
participates
signal
transduction
pathways
affecting
immunity
against
pathogen
infection.
Myristoleic
omega-5
Δ9-myristoyl–ACP
serves
precursor
for
biosynthesis
anacardic
that
are
biocides
pests.
Finally,
types
synthesized
labellum
orchids
used
production
alkenes
chemistry
sexual
deception,
hence
favoring
pollination
hymenopterans.
FEMS Microbiology Reviews,
Год журнала:
2021,
Номер
45(4)
Опубликована: Янв. 12, 2021
ABSTRACT
Both
animals
and
plants
have
evolved
a
robust
immune
system
to
surveil
defeat
invading
pathogenic
microbes.
Evasion
of
host
surveillance
is
the
key
for
pathogens
initiate
successful
infection.
To
evade
immunity,
plant
variety
strategies
such
as
masking
themselves
from
recognitions,
blocking
signaling
transductions,
reprogramming
responses
adapting
microenvironmental
changes.
Gain
new
virulence
genes,
sequence
structural
variations
enables
immunity
through
changes
in
genetic
code.
However,
recent
discoveries
demonstrated
that
at
transcriptional,
post-transcriptional,
post-translational
glycome
level
enable
cope
with
without
coding
The
biochemical
modification
pathogen
associated
molecular
patterns
silencing
effector
genes
emerged
potent
ways
hide
recognition.
Altered
processing
mRNA
activities
provide
resilience
microenvironment
Importantly,
these
hiding
variants
are
directly
or
indirectly
modulated
by
catalytic
enzymes
enzymatic
complexes
cannot
be
revealed
classical
genomics
alone.
Unveiling
novel
evasion
mechanisms
us
better
understand
nature
disease
pinpoints
rational
diseases
management
global
food
protection.
Communications Biology,
Год журнала:
2025,
Номер
8(1)
Опубликована: Фев. 8, 2025
Abstract
In
this
study,
we
investigated
the
interplay
between
nitrogen
nutrition
and
pectin
degradation
dynamics
during
Arabidopsis
Botrytis
interaction.
Our
findings
revealed
that
infected
detached
leaves
from
nitrogen-sufficient
plants
released
more
lyase
(PNL)-derived
oligogalacturonides
compared
to
nitrogen-deficient
ones.
We
then
focused
on
BcPNL1,
most
highly
expressed
PNL
upon
infection.
Using
mutant
strains
lacking
BcPNL1
,
observed
reduced
pathogenicity,
a
delay
in
germination
lag
triggering
plant
defense
response.
Additionally,
leaves,
elevated
expression
of
jasmonic
acid
repressor
genes
infection
with
wild-type
strain
was
abolished
mutants.
These
results
linked
increased
production
BcPNL-derived
products
genes,
contributing
partially
higher
susceptibility
leaves.
could
lay
foundation
for
new
strategies
aimed
at
reconciling
both
crop
resistance
pathogens
improvement
nutrition.
Research Square (Research Square),
Год журнала:
2025,
Номер
unknown
Опубликована: Май 5, 2025
Abstract
The
use
of
the
genetic
components
involved
in
quantitative
disease
resistance
(QDR)
are
often
not
well
understood
and
analyses
genotype-by-genotype
interactions
can
shed
light
on
how
activation
strategies
vary
across
interactions.
To
deepen
knowledge
QDR
molecular
Norway
spruce
-
Heterobasidion
annosum
s.l..
pathosystem
we
inoculated
ten
relatively
resistant
clones
with
four
H.
s.s.
isolates
varying
virulence
determined
phenotypes.
Thereafter
analysed
transcriptome
nine
between
three
isolates.
We
tested
hypotheses
that
i)
differences
among
host
pathogen
genotypes
affect
symptoms;
ii)
respond
differently
depending
isolate
they
were
challenged
iii)
this
effect
is
be
accompanied
by
distinct
transcriptional
reprogramming.
found
levels
expression
influenced
both
genotypes.
genotype
was
strongest
predictor
phenotype,
especially
early
interaction.
different
displayed
responses
indicating
similar
governed
defence
modules.
In
where
could
limit
progression
symptoms
more
interaction,
consistent
outcome
being
For
instance,
Leucine
rich
repeat
family
genes
tended
to
upregulated
higher
downregulated
clone
lower
indication
recognition
signalling
may
one
keys
successfully
controlling
Heterobasidion
root
rot
spruce.
Cells,
Год журнала:
2021,
Номер
10(3), С. 674 - 674
Опубликована: Март 18, 2021
Interactions
between
land
plants
and
other
organisms
such
as
pathogens,
pollinators,
or
symbionts
usually
involve
a
variety
of
specialized
effectors
participating
in
complex
cross-talks
organisms.
Fatty
acids
their
lipid
derivatives
play
important
roles
these
biological
interactions.
While
the
transcriptional
regulation
genes
encoding
acyl–acyl
carrier
protein
(ACP)
desaturases
appears
to
be
largely
responsive
biotic
stress,
different
monounsaturated
fatty
produced
by
enzymes
were
shown
take
active
part
plant
interactions
assigned
with
specific
functions
intrinsically
linked
position
carbon–carbon
double
bond
within
acyl
chain.
For
example,
oleic
acid,
an
omega-9
acid
Δ9-stearoyl–ACP
desaturases,
participates
signal
transduction
pathways
affecting
immunity
against
pathogen
infection.
Myristoleic
omega-5
Δ9-myristoyl–ACP
serves
precursor
for
biosynthesis
anacardic
that
are
biocides
pests.
Finally,
types
synthesized
labellum
orchids
used
production
alkenes
chemistry
sexual
deception,
hence
favoring
pollination
hymenopterans.
